<%@ page contentType="text/html;charset=UTF-8" language="java" %>
<html>
<head>
    <title>Title</title>
  <script src="/static/jquery-2.1.4.js" type="text/javascript" charset="utf-8"></script>
  <script src="/static/echarts.min.js" type="text/javascript" charset="utf-8"></script>
</head>
<body>
    <!-- 为 ECharts 准备一个定义了宽高的 DOM -->
    <div id="main1" style="width: 600px;height:400px;"></div>
    <div id="main2" style="width: 600px;height:400px;"></div>

    <script type="text/javascript">
      // 基于准备好的dom，初始化echarts实例
      var myChart1 = echarts.init(document.getElementById('main1'));
      var myChart2 = echarts.init(document.getElementById('main2'));
      $.post(
          '/echarts',
          function (jsonObj) {
              console.log(jsonObj);
              // [{name:"Java2507",value:23},{name:"UI2507",value:21}]
              var xArray = new Array();
              var yArray = new Array();
              $(jsonObj).each(function () {
                  //this: {name:"Java2507",value:23}
                  xArray.push(this.name);
                  yArray.push(this.value);
              })

              // 指定图表的配置项和数据
              var option1 = {
                  title: {
                      text: 'ECharts 入门示例'
                  },
                  tooltip: {},
                  legend: {
                      data: ['销量']
                  },
                  xAxis: {
                      data: xArray
                  },
                  yAxis: {},
                  series: [
                      {
                          name: '销量',
                          type: 'bar',
                          data: yArray
                      }
                  ]
              };

              // 使用刚指定的配置项和数据显示图表。
              myChart1.setOption(option1);


              var option2 = {
                  title: {
                      text: 'Referer of a Website',
                      subtext: 'Fake Data',
                      left: 'center'
                  },
                  tooltip: {
                      trigger: 'item'
                  },
                  legend: {
                      orient: 'vertical',
                      left: 'left'
                  },
                  series: [
                      {
                          name: 'Access From',
                          type: 'pie',
                          radius: '50%',
                          data: jsonObj,
                          emphasis: {
                              itemStyle: {
                                  shadowBlur: 10,
                                  shadowOffsetX: 0,
                                  shadowColor: 'rgba(0, 0, 0, 0.5)'
                              }
                          }
                      }
                  ]
              };
              // 使用刚指定的配置项和数据显示图表。
              myChart2.setOption(option2);
          },
          'json'
      );

    </script>
</body>
</html>
